Do I Need A Permit For A Home Backup Generator?

You may or may not need a permit for the type of generator you purchase. This post will help you determine if the generator you purchse will require a permit, how to find out, and what the next steps are.

Permits Required For Home Backup Generators

Building, fire, and electrical permits are all required for new homes. There are costs involved with each of them, and they may be rejected, granted, or granted with limitations.

If you live in an unincorporated area, your home backup generator may not need a permit. However, we strongly recommend that you check with your local building department to confirm this.

What Is Required To Install A Generator?

Code-compliant locations are necessary for your generator. This allows maintenance to be done easily when required. Fuel and electricity should also be close at hand.

It is also important to install a generator away from any openings to the outside, such as windows or doors, and any potential sources of water. Utility companies also need access to your property, so make sure no to block it.

Also be sure it is unobscured from every angle (including above) and conform to the rules of the homeowners’ association or another group in the area that sets them.

Recommended Backup Generators

Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered, CARB Compliant

DuroMax XP12000EH Generator-12000 Watt Gas or Propane Powered Home Back Up & RV Ready, 50 State Approved Dual Fuel Electric Start Portable Generator, Black and Blue

Generac Guardian 24kW Home Standby Generator with PWRview Transfer Switch Wi-Fi Enabled

Related Questions and Answers

Where do you put a generator in a storm?

Keep generators out of any enclosed space, including garages, carports, and sheds, since they may be dangerous. Make sure the generator is placed at least 20 feet outside of your house and away from open doors and windows. Turn off the generator and let it cool for 15 to 20 minutes before recharging.

Where should a whole house generator be placed?

It is important that homeowners abide by a set of basic rules in addition to any applicable local or federal statutes. Manufacturers often recommend that generators be kept outdoors and at least five feet from doors, windows, and ventilation systems.

What Generator Can You Legally Connect To Your House?

Certain generator types may not be legally allowed to attach to your house. This video can help provide clarification:

Can you use a Generac generator continuously?

There are tanks that last 24, 48, and 72 hours. Keep an eye on the oil usage of the generator as well, just in case. Every 24 hours, shut down your generator, let it cool, and replenish oil if required if you plan on operating it for a lengthy amount of time.

How much does it cost to install a Generac automatic generator?

Costs for an installation might range from $12,300 to $13,390. The final pricing will be determined by a number of variables. Set up an appointment with your installation company to obtain an exact estimate for your Generac generator.

How big of a backup generator do I need for my home?

To calculate, Kilowatts should be multiplied by 1.25 to provide for any future power demands as well as a safety buffer. This is the bare minimum amount of generator power you should have in your house. Your house will need at least an 18-22 kilowatt generator if your generator’s minimum capacity is 17.5 kilowatts, for example.

Is it cheaper to run a natural gas generator than electricity?

Natural gas costs are consistently two to three times cheaper than electric pricing, even when a wide variety of electric prices is taken into account. Natural gas would have to cost $1.77 per therm in order for a $0.06 per kilowatt hour (kWh) electricity tariff to be competitve.


Homes require permits for different components that go into their construction. Generators, on the other hand, may or may not need permits to be installed on your property.

The “do you need a permit for a whole house generator” is an important question to ask before buying. It is best to consult with your city or state’s building code office before purchasing one.

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NEXT UP: Home Backup Generator Alternatives – Which Is Best?

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Leon Ashcraft
About Leon Ashcraft

Leon Ashcraft is a Safety Instructor and consultant in Colorado with focus on OSHA, environmental health and safety, transportation safety, oil & gas, rescue operations and construction safety. Learn more about Leon here or connect with him on Twitter | LinkedIn | Medium